320 Harbor Ct
Key Biscayne, FL 33149
- 4 Beds
- 3 Baths
- 2,514 sqft
4 Beds
3 Baths
2,514 sqft
Home Value
Trulia Estimate
$3.65MSince last month
Decreased$60K (-1.6%)Since last year
Increased$234K (+6.9%)Since last sale
Increased$1M (+50.3%)Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.
Trulia Estimate
The of this home's value increased by +53% in the last 10 years
| Month | Estimated value |
|---|---|
2026 | |
| August 2026 | $3.65M |
| July 2026 | $3.62M |
| June 2026 | $3.71M |
| May 2026 | $3.55M |
| April 2026 | $3.51M |
| March 2026 | $3.43M |
| February 2026 | $3.4M |
| January 2026 | $3.32M |
2025 | |
2024 | |
2023 | |
2022 | |
2021 | |
2020 | |
2019 | |
2018 | |
2017 | |
2016 | |
Comparable sales
These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.Address | Distance | Property Type | Sold Price | Sold Date | Bed | Bath | Sqft |
|---|---|---|---|---|---|---|---|
0.11 | Single-Family Home | $2,600,000 | 09/19/25 | 4 | 3 | 1,570 | |
0.20 | Single-Family Home | $3,000,000 | 04/20/26 | 4 | 3 | - | |
0.23 | Single-Family Home | $3,550,000 | 03/12/26 | 4 | 4 | 2,699 | |
0.08 | Single-Family Home | $4,820,000 | 03/16/26 | 4 | 3 | 2,959 | |
0.21 | Single-Family Home | $4,400,000 | 04/16/26 | 4 | 2.5 | 3,300 | |
0.16 | Single-Family Home | $2,800,000 | 06/30/26 | 3 | 2 | 1,403 | |
0.17 | Single-Family Home | $2,600,000 | 06/29/26 | 3 | 2 | 1,333 | |
0.39 | Single-Family Home | $3,500,000 | 01/16/26 | 4 | 3.5 | 2,775 | |
0.09 | Single-Family Home | $3,000,000 | 05/06/26 | 3 | 2 | 1,304 | |
0.23 | Single-Family Home | $3,500,000 | 06/23/26 | 4 | 3.5 | 2,503 |
Nearby home prices
Get a sense of expected prices in the area by checking the value of nearby homes.Address | Distance | Price | Bed | Bath | Sqft | Status |
|---|---|---|---|---|---|---|
0.05 | $7,303,400 | 6 | 6.5 | 5,531 | Off Market | |
0.08 | $3,376,100 | 6 | 4.5 | 3,001 | Off Market | |
0.08 | $3,496,500 | 3 | 2 | 1,914 | Off Market | |
0.07 | $3,980,000 | 5 | 4 | 2,821 | For Sale | |
0.04 | $4,929,400 | 5 | 4.5 | 4,021 | Off Market | |
0.11 | $17,500,000 | 7 | 7.5 | 6,240 | Recently Sold | |
0.11 | $3,343,100 | 5 | 3 | 2,437 | Off Market | |
0.06 | $3,386,800 | 4 | 3.5 | 2,430 | Off Market | |
0.07 | $4,692,500 | 5 | 6.5 | 3,650 | Off Market | |
0.13 | $4,003,900 | 5 | 5 | 3,596 | Off Market | |
0.11 | $6,275,000 | 5 | 5.5 | 3,525 | Recently Sold | |
0.09 | $3,000,000 | 3 | 2 | 1,304 | Recently Sold |
Local Information
-- mins to
Home Highlights
Property Type
Single-Family Home
Year Built
1959
Living Area
2,514 sqft
Price/Sqft
$1,450
About this House
This single-family home is located at 320 Harbor Ct, Key Biscayne, FL. 320 Harbor Ct is in Key Biscayne, FL and in ZIP code 33149. This property has 4 bedrooms, 3 bathrooms and approximately 2,514 sqft of floor space. This property has a lot size of 7500 sqft and was built in 1959.
320 Harbor Ct, Key Biscayne, FL 33149 is a 4 bedroom, 3 bathroom, 2,514 sqft single-family home built in 1959. It last sold for $2,425,000 on Jun 10, 2021. More recently, it was listed as a rental in November 2017 with an asking price of $8,900 per month. That rental listing was removed on November 21, 2017. It is currently off market. The Trulia Estimate is $3,645,600, with a rent estimate of $17,950/month.
Home Details for 320 Harbor Ct
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Heating & Cooling Heating: ElectricCooling System: OtherHeating Fuel: Electric |
Levels, Entrance, & Accessibility Stories: 1Floors: Hardwood |
Interior Details Types of Rooms: Dining Room |
Appliances & Utilities DishwasherDisposalDryerMicrowaveRefrigeratorWasher |
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Exterior Home Features Roof: OtherExterior: OtherPatio |
Pool Pool |
Parking & Garage Parking Spaces: 2 |
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Year Built Year Built: 1959Year Updated: 1969 |
Property Type / Style Property Type: Single Family Home |
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Units in Building: 1 |
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Lot Area: 7501 sqft |
Price and Tax history
| Date | Event | Price |
|---|---|---|
Jun 10, 2021 Source: MIAMI #A11028198 | Sold | $2,425,000 |
Apr 30, 2020 Source: Agent Provided | ListingRemoved | $1,980,000 |
Feb 14, 2020 Source: Agent Provided | Listed For Sale | $1,980,000 |
Nov 21, 2017 Source: Agent Provided | ListingRemoved | $8,900 |
Nov 2, 2017 Source: Agent Provided | Listed For Rent | $8,900 |
Aug 1, 2016 Source: Agent Provided | ListingRemoved | $2,595,000 |
Apr 27, 2016 Source: Agent Provided | PriceChange | $2,595,000 Price decreased by 3% |
Feb 18, 2016 Source: Agent Provided | Listed For Sale | $2,675,000 |
Jun 19, 2013 Source: N/A | Sold | $1,575,000 |
Oct 3, 2002 Source: N/A | Sold | $760,000 |
| Year | Property tax | Tax assessment |
|---|---|---|
| 2025 | $35,009 | $2,618,265 |
Home facts updated by county records
Market trends in Key Biscayne
Last updated July 2026
Avg. sale price
$1.56M
$26.67KMoM
Sale-to-List Price
94.6%
Price per sq ft
$981
$37MoM
Available listings
144
15MoM
Around this home
What Locals Say about Key Biscayne
At least 116 Trulia users voted on each feature.
94 % Say it's walkable to grocery stores
94 % Say kids play outside
90 % Say it's dog friendly
90 % Say it's walkable to restaurants
86 % Say people would walk alone at night
86 % Say there are sidewalks
79 % Say it's quiet
79 % Say there's holiday spirit
76 % Say they plan to stay for at least 5 years
68 % Say parking is easy
67 % Say streets are well-lit
60 % Say there are community events
58 % Say neighbors are friendly
54 % Say yards are well-kept
52 % Say there's wildlife
50 % Say car is needed
Sourced by Trulia users. Learn more about our methodology.
LGBTQ Local Legal Protections
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Apartments for Rent
Homes for sale near 320 Harbor Ct
Off Market Homes Near 320 Harbor Ct
Frequently asked questions about 320 Harbor Ct
- What is 320 Harbor Ct estimated to be worth?Trulia's estimated value for 320 Harbor Ct in Key Biscayne, FL is $3,645,600.
- What is the price history for 320 Harbor Ct?320 Harbor Ct in Key Biscayne, FL last sold for $2,425,000 in June 2021.
- Is Key Biscayne a buyer's or seller's market?Key Biscayne is currently a buyer's market, based on recent for-sale activity.
- What's the median sale price in Key Biscayne?The median sale price in Key Biscayne is $1.56M. That is down $26.67K from the prior month.
- Does 320 Harbor Ct have air conditioning?Yes, 320 Harbor Ct in Key Biscayne, FL has air conditioning.
- Does 320 Harbor Ct have a pool?Yes, 320 Harbor Ct in Key Biscayne, FL has a pool.

